The Duties of Fitter Onboard Ship play an essential role in the smooth functioning of the engine department. A Fitter is a skilled crew member responsible for repair and maintenance work involving metal fabrication, welding, cutting, and machinery adjustments. Unlike other engine ratings, the Fitter is highly trained in mechanical jobs and often works closely with engineers to ensure ship machinery and pipelines remain in top condition.
The Duties of Fitter Onboard Ship require practical hands-on skills, technical knowledge, and the ability to work under challenging conditions at sea. His contribution directly affects the vessel’s safety, reliability, and operational efficiency.

Key Duties of Fitter Onboard Ship
1. Welding and Fabrication
- Carry out welding, gas cutting, and fabrication jobs.
- Repair broken structures, engine components, and supports.
- Maintain ship’s metal structures against wear and corrosion.
2. Pipeline and Valve Repairs
- Assist in repairing and replacing damaged pipelines.
- Fabricate pipe sections and flanges.
- Support engineers in valve overhauling and alignment.
3. Machinery Maintenance Assistance
- Help marine engineers during machinery breakdowns and overhauls.
- Perform machining jobs like grinding, drilling, and threading.
- Maintain workshop tools and equipment in the engine room.
4. Structural Maintenance
- Strengthen and repair deck plates, engine foundations, and bulkheads.
- Fix cracks, leaks, and minor structural defects.
- Support in ballast tank and hull maintenance when required.
5. Safety and Emergency Support
- Ensure proper safety while welding, cutting, and hot work.
- Assist in emergency repairs during machinery failures at sea.
- Be available for urgent breakdown maintenance, day or night.
Life of a Fitter Onboard Ship
Life as a Fitter onboard is demanding yet rewarding. Most of the day is spent in the engine room workshop, working with heavy machinery and tools. The Fitter often coordinates with engineers, oilers, and wipers to carry out daily repair jobs. During port stays, his workload increases due to survey inspections and urgent maintenance requirements.
Salary of Fitter in Merchant Navy
The salary of a Fitter varies depending on ship type, company, and experience. On average:
- Dry Cargo Ships: USD 1,200 – 1,600 per month
- Oil/Chemical Tankers: USD 1,500 – 2,200 per month
- LNG/LPG Tankers: USD 1,800 – 2,500 per month
Additional perks include free accommodation, food, travel, and medical benefits while onboard.
Conclusion
The Duties of Fitter Onboard Ship are vital for keeping a vessel safe and operational. From welding and fabrication to machinery and pipeline repairs, the Fitter is the go-to skilled worker for technical maintenance jobs. A hardworking and efficient Fitter not only ensures smooth vessel operations but also contributes greatly to the safety of the ship and crew.
Disclaimer
This blog is for informational purposes only. Actual duties and salary may vary depending on company policies, vessel type, and contract terms.




